The Samyang (Rokinon in the U.S) MF 85mm F1.4 Z is a fast manual focus portrait prime for Nikon's full-frame mirrorless cameras. It has 9 elements, including one 'H-ASP', as well as an Ultra Multi Coating.The lens has as minimum focus distance of 1m and a magnification of 0.09x. It's also sealed against dust and moisture.